Remove zuul config

This removal is needed for the import into opendev repository.

.gitreview

@@ -2,4 +2,3 @@
 host=review.opendev.org
 port=29418
 project=openstack/openstack-ansible-os_adjutant.git
-defaultbranch=stable/queens

zuul.d/project.yaml

@@ -1,30 +0,0 @@
-# Copyright 2017, Rackspace US, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-- project:
-    templates:
-      - check-requirements
-      - publish-openstack-sphinx-docs
-      - release-notes-jobs
-    check:
-      jobs:
-        - openstack-ansible-linters
-        - openstack-ansible-functional-ubuntu-xenial
-    experimental:
-      jobs:
-        - openstack-ansible-integrated-deploy-aio
-    gate:
-      jobs:
-        - openstack-ansible-linters
-        - openstack-ansible-functional-ubuntu-xenial